%YAML 1.2
---
!!map {
  ? !!str "hr" 
  : !!seq [
    !!str "Mark McGwire",
    &SS !!str "Sammy Sosa",
    ],
  ? !!str "rbi"
  : !!seq [
    *SS ,
    !!str "Ken Griffey"
    ],
}
  
